Origin
Caught in a lab accident, Professor Sam Curtis found himself imbued with the ability to manipulate light and soar above the clouds. But these powers were not without their price: Sam's body was transformed into a living nuclear reactor. Donning a suit to protect the world from his deadly radiation, Sam became Spectrum.

Shortly after beginning his career, Spectrum met two other fledgling superheroes, Fury and Mechanix. Joining together, they formed the Alamo Defenders, and soon became one of America's foremost superhero teams. Over time, thers joined their cause and their victories became legendary.

But all good things must come to an end, and the tale of the Defenders is no exception. Today, Sam Curtis spends his days in the laboratory, seeking to reverse the process that gave him his powers. Her remains cordical with the local superhero community, but it would take an emergency of extreme magnitude to get him back in the saddle.